EP 3297909 A4 20180606 - CONVERTIBLE ROTOR AIRCRAFT
Title (en)
CONVERTIBLE ROTOR AIRCRAFT
Title (de)
ROTORWANDELFLUGZEUG
Title (fr)
AÉRONEF À VOILURE TOURNANTE CONVERTIBLE
Publication
Application
Priority
IB 2016051353 W 20160310
Abstract (en)
[origin: WO2017153807A1] A convertible rotor aircraft (CRA) able to convert between airplane and helicopter flight modes during flight, comprising: at least one tiltable proprotor assembly (TPA) comprising a proprotor that is titlable to change the axis of rotation of the proprotor between a substantially horizontal airplane mode and a substantially vertical helicopter mode; and a main rotor system for providing lift during helicopter mode comprising at least one rotor, which produces airflow that flows through at least a portion the proprotor blades of the at least one TPA.
IPC 8 full level
B64C 27/28 (2006.01); B64C 27/82 (2006.01); B64C 29/00 (2006.01)
CPC (source: EP RU US)
B64C 27/08 (2013.01 - EP RU US); B64C 27/26 (2013.01 - EP US); B64C 27/28 (2013.01 - EP RU US); B64C 27/30 (2013.01 - RU); B64C 27/50 (2013.01 - EP US); B64C 29/0025 (2013.01 - EP US); B64C 29/0033 (2013.01 - EP US); B64C 29/0083 (2013.01 - EP US); B64C 37/00 (2013.01 - EP US); B64C 39/12 (2013.01 - EP US); B64D 47/08 (2013.01 - EP RU US)
Citation (search report)
- [A] US 3409248 A 19681105 - BRYAN HARVARD J
- [A] US 3514051 A 19700526 - CELAYAN GENARO C
- [A] US 2014084114 A1 20140327 - VALENTIN INGO [US]
- [A] US 8376264 B1 20130219 - HONG JIANHUI [US], et al
- [A] EP 1382527 A1 20040121 - EUROCOPTER FRANCE [FR]
- [A] GB 1322169 A 19730704 - KISOVEC A V
- [A] US 3428271 A 19690218 - HOLLROCK RICHARD, et al
- [A] WO 2015101346 A1 20150709 - CAO NAICHENG [CN]
- [X] US 3586262 A 19710622 - SHERMAN IRVING ROBERT
- [X] US 2016031556 A1 20160204 - BEVIRT JOEBEN [US], et al
- See also references of WO 2017153807A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
WO 2017153807 A1 20170914; CA 3015861 A1 20170914; CA 3056002 A1 20170914; CA 3056002 C 20210921; CN 109153448 A 20190104; EP 3297909 A1 20180328; EP 3297909 A4 20180606; EP 3297909 B1 20220921; RU 2717119 C1 20200318; US 10518873 B2 20191231; US 2018370625 A1 20181227
DOCDB simple family (application)
IB 2016051353 W 20160310; CA 3015861 A 20160310; CA 3056002 A 20160310; CN 201680085598 A 20160310; EP 16893358 A 20160310; RU 2018135252 A 20160310; US 201615737324 A 20160310